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3 cards from this section. Quick, good the night before a test.
What is the minimum thickness of cushioning material recommended for piles?
Think about the protective measures needed.
What do we use to calculate the safe load on piles?
Recall the formula we discussed earlier.
What is the purpose of the Engineering News Formula?
Think about the aspects of pile installation.
True or False: Piles experience more stress during installation than during service.
Consider the phases of pile life.
You have a hammer weighing 300 pounds that drops from a height of 9 feet into the ground. The pile penetrates 6 inches. What is the calculated safe load on the pile?
Break down the units carefully and remember to convert inches to feet.
Explain how using a heavier hammer but with a lower height of drop can benefit a pile's integrity.
Think about how energy and velocity relate to stress.
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